Christine le Clainche is full professor at the University of Lille, a current elected member of its Administrative Council and formerly of its Scientific Council. She is also a researcher at LEM UMR Cnrs 9221 and OncoLille. She is responsible for the Master 2 Health Economics in this university and the health economics teachings of the Master Precision Health. In particular, she coordinated research conducted on the effects of the onset of cancer on the subsequent professional career of employees in the private sector, which identifies the significant risks of inactivity, likely to vary according to cancer location. She is more generally interested in the links between health and work and seeks to identify the conditions for returning to work or job retention for employees suffering from chronic diseases after a health event leading to sick leave. She is also interested in patients’ health behaviors in relation to the disease or its detection